Xia MaJiaGou Fm., WuShan, Lulong Co., HeBei Prov., China (Ordovician of China)

Where: HeBei, China (40.0° N, 119.0° E: paleocoordinates 8.9° S, 130.4° E)

• local area-level geographic resolution

When: Xia Majiagou Formation, Arenig (478.6 - 466.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, dolomitic, cherty/siliceous lime mudstone and limestone

• mud limestone with chert and dolomite and dolomitic limestone

Primary reference: North China Stratigraphic Group. 1979. Regional Stratigraphic Table of North China. Branch of HeBei Province and TianJin City 250-260 [A. Miller/P. Novack-Gottshall/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 7984: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 11.06.2000, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Trilobita
 Asaphida - Asaphidae
Eoisotelus sp. Wang 1938 trilobite
Lingulata
 Lingulida - Lingulidae
Lingula sp. BruguiƩre 1797
Gastropoda
 Murchisoniina -
Murchisonioidea indet. Koken 1896 snail
Cephalopoda
 Actinocerida - Wutinoceratidae
Wutinoceras sp. Shimizu and Obata 1935
 Actinocerida -
Hopeioceras sp. Shimuzu and Obata 1936